How to use focus method in javascript

This article mainly introduces the relevant knowledge of "how to use the focus method in javascript". The editor shows you the operation process through an actual case. The operation method is simple, fast and practical. I hope this article "how to use the focus method in javascript" can help you solve the problem.

In JavaScript, focus means "focus", and the focus () method can be used to set the focus for an element, with the syntax "HTMLElementObject.focus ()".

The operating environment of this tutorial: windows10 system, javascript1.8.5 version, Dell G3 computer.

What does focus mean in javascript

The focus () method is used to set the focus for the element, if it can be set.

Tip: use the blur () method to remove the element focus.

The syntax is:

HTMLElementObject.focus ()

Examples are as follows:

A:focus, a:active {color: green;} to get focus

Click the button to set or remove the focus of the link above.

Function getfocus () {document.getElementById ("myAnchor") .focus ();} function losefocus () {document.getElementById ("myAnchor") .blur ();}

Output result:

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